A spacer facilitates the construction of in-line connectors having various numbers of ring ...

The snap-in, rotate-out belt clip consists of three unique elements: a retainer and back cover made ...

A useli method of giving the operator of a port- able or mobile radio feedback on the radio's state ...

The invention being described is a new method to rekey a radio. This method is different than cur- ...

Integrated voice/data systems ohen require both voice and data traffic to be sent on the same chan- ...

The system is conventional or trunked Over-The- Air-Rekeying (OTAR). A Key Management Control- ler ...

This paper presents a novel technique for the tun- ing of high dielectric resonators at microwave ...

This idea relates to an audio processing circuit that enables voice communication systems to ...

Radio tuning is performed at the factory as a for radio serial number '1234567890'). part ofthe ...

In many stripline and Multilayer Ceramic (MLC) circuits, it is desirable to have relatively high ...

Increased usage of pagers worldwide has resulted in many ideographic pagers being developed for ...

The Figure below shows: A) a cross section of a electronic static discharge as well as dirt and ...

BACKGROUND OF THE CT2 TWO WAY CALLING SYSTEM Figure 1 shows the System Architecture of the CT2 Two ...

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Figure 1 shows the System Architecture of the CT2 Two Way Calling System. Currently in the CT2 Two ...

In an environment where there are several pri- vate bases, the same handset may be registered to ...

An ex-situ micromachine fabrication technol- ogy is taught herein which allows micromechanical/ ...

In devices which employ DRAM memory, the energy consumed in order to maintain the contents of that ...

As data transmission rates increase in paging devices, a method of data screening is needed to ...

The current REDIAL buttons on cordless hand- sets allow us to easily retrieve the last called num- ...

The application shown below describes a pat- (see Figure 3.). Thus, when force is applied to the ...

It has been discovered that an addition of both E-beam gate and pulsed current probe to an E-beam ...

The circuit described below determines the clock frequency required for the switched capacitor ...

The design of a start-up circuit is also critical. With Cgaas" technology, there are three ...

Currently in trunked radio systems, any user who can login to the management terminal may view any ...

Traditionally flash A/D converters are implemen- ted using comparators. The comparators are very ...

Method for manufacturing a cover whereby different layers are preheated and bonded to each other in ...

Fuel Cell Tie Rods are made from a shape memory alloy. These function as a load follow up system ...

In Motorola trunking systems today, the presence of interference at a base radio (BR) receiver is ...

In the existing pagers with multiple addresses (which typically consist ofindividual address, group ...

In recent years, there has been a significant increase in the demand for semiconductor suppliers to ...

A method of sample rate conversion is presented which has two primary beneJts over previous ...

Surface-mounted custom labels for portable elec- tronic devices, e.g., selective call receivers may ...

Pagers with Multiple Alarms exist in the mar- ket today. However there is no way for the user to ...

We describe a method to improve the apparent IP3 of a HSMR (High Elevation Specialized Mobile ...

The use of infinite impulse response (IIR) fil- ters is prevalent in audio applications. IIR ...

Private trunked radio systems, such as those used by state and local government, ohen need to ...

In a wide area system, granting privileges (pri- vate call, phone interconnect, etc.) to radio ...

In Multi-Zone systems, in which all the zones are connected for both audio and control data, the ...

BACKGROUND OF THE PROBLEM: Today's software is increasingly suffering From more features which make ...

There are many situations where customers uti- lize both trunked radios and digital pagers. ...

This strategy is intended to provide immediate clutch response sufficient to prevent slip during ...

The disclosure relates to the control of trim heaters for preventing the formation of condensation ...

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As soon as the squelch switches the audio elf, the software increases the squelch attenuator (e.g. ...

The system is conventional Over-The-Air- Rekeying (OTAR) or is trunking OTAR. Radios with ...

The most common 8-bits MCU used to date, having a PWM unit, can be used to perform DAC. ...

This new, compact UHF filter combines excel- lent electrical performance with single-axis assem- ...

A technique for reducing cross-talk between dif- ferent circuit sections in an integrated circuit ...

The introduction of the Smart card in various places around the world has aroused increased inter- ...

Modern wireless communication network base stations must operate over many bands, and systems with ...

The VOX described here is an audio proximity detector. Applications for the VOX are envisioned as ...

When the battery of a pager goes low, the user is prompted by a visual LOW BATTERY indication which ...

Using an alphanumeric pager to act as an alarm clock is not a novel idea. Nor is the concept of ...

Problem Caused by the Skew Effect: A digital signal is measured by collecting a number of sam- ples ...

As competition in the paging industry becomes more fierce, a product which merely meets a cus- ...

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The system is a console-based conventional or trunked radio system with portable and mobile radios. ...

Silicon piezoresistive pressure sensors have been successfidly assembled with Parylene C" in place ...

Thermode reflow soldering is a manufacturing technique for soldering multiple connections in one ...

The main focus of this idea is the reduction of harmonics and subharmonics of a software realized ...

A SIDAC is a high power breakover diode. It diverts lightning surges away from sensitive elec- ...

Call waiting is a supplementary service which existing PSTNs already provide for wire-line phones ...

A key capability required for the effective man- agement of software development organizations is ...

In the design of VLSI circuits and systems the need frequently arises for signals having prescribed ...

The maximum length for telephone intercon- nect calls is set by the trunking system controller in ...

Currently, scanning pagers have one way com- munication only and there is no capability of auto- ...

SOLUTION To achieve high quality solder paste printing proc- ess, board retention (i.e. vacuum) and ...

To transmit short numeric or alphanumeric mes- coupling to the standard microphone. sages use a ...

An image sensor having a portrait orientation includes an array pixels having n columns and m rows. ...

There is currently no existing part available that can be used as a combination ofan ultra sonic ...

The function of this system is to allow a vehicle to arrive at a destination such as secured ...

The purpose of this device is to allow a delivery vehicle to arrive at a distribution ...

The implementation of Ball Grid Array (BGA) sphere leaves a dark "hole" (see Figure 3 and 4). IC ...

The majority of paging devices on the market today receive relatively short messages, made up of ...

The purpose of the RF pager test jack is to min- imize the testing/troubleshooting and tuning times ...

A new generation of two-way paging devices will allow the subscriber unit to communicate with the ...

PROBLEM STATEMENT SOLUTION The programming contacts on a pager are Use the battery door lock switch ...

Interface IC, the PIPE ASIC, has been designed with features to address the problems of operating ...

The present Snap-Ease product is a hard plastic a cutout to the back ofthe Snap-Eaze product in the ...

The operation of a pager must sometimes be made as simple as possible. Certain users such as ...

In today's two-way RF environment of having a limited number of frequency (channel) resources, the ...

Gelled matrix liquid compositions suitable for constructing fiber reinforced plastics and gel coats ...

Variable Displacement Engines (VDEs) are being developed and manufactured for purposes of ...

A crimpless mechanical termination uses an adhesive coated heat shrinkable material in conjunction ...

In the Motorola Integrated Radio System (MIRS), subscriber radios go through a Cell Selection proc- ...

As a result of the need for an improved GaAs The process consists of two steps. The first step ...

A new experimental technique, including both hardware and data-reduction methodology, has been ...

The industry trend is to reduce part count, and the PCB is snapped into the internal under cuts on ...

When a portable radio is used at night, its LCD display is difficult to view without backlighting. ...

The Turnoff Delay Accessory is a in-line circuitry able radio battery is always charged and the ...

The demand for low power personal communi- cation systems (PCS) such as DECT, PPS2000, JHP is ...

Battery chargers are designed to recharge bat- teries with a rapid rate of current (1 times battery ...

The problem ofcontrolling fluid (gas and liquid) flow on a microscopic' scale is addressed. ...

There are a wide range of permanent mechani- cal attachment methods available, but very few meth- ...

Surgery is now being performed on a much smaller scale than was ever thought possible. Micro- ...

Hands free operation of mobile radios in tele- phone conversations is very popular, because of ...

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On existing microcoded CPUs, microcycles are execution unit buses can be driven by registers, as ...

Typical Land Mobile Radio users require involvement in multiple communications groups to accomplish ...

In today's wide area communications systems, channel and service resources are assigned to com- ...

In today's radio dispatching communication sys- tem, each affiliated talkgroup member is forced to ...

Reoxidation ofan oxynitride gate dielectric grown by nitric oxide (NO) annealing ofthermal oxide ...

ADVANTAGES OF NEW STRUCTURE In order to achieve sufficient bit stability in competitively-sized ...

Drawings by Sue Weatherwax Abstract: With the introduction of portable radios with buttons along 2 ...

Certain intrinsically safe radio systems require that the voltage available to the radio be limited ...

Due to design form factors and space limitation it is sometimes desirable to utilize cells in a ...

As the personal communications market grows worldwide, new ideas are evolving to enhance the use of ...

A previous patent (#5,184,059) teaches the use of a fixed element (capacitor, Cc) to further expand ...

Therefore, an alkaline cell pack operating at a higher nominal battery voltage can only be used on ...

For historical interest, this document captures the EF Design Team's proposed solution, preferred ...

This document defines a PHB (per-hop behavior) called Expedited Forwarding (EF). The PHB is a ...

The present invention relates in general to semiconductor devices and, more particularly, to ...

The present invention relates in general to semiconductor devices and, more particularly, to ...

Each trunking system control channel message is a fixed size and can contain a fixed amount of ...

In a wireless, trunking communication system, the number of communication channels are normally ...

This paper describes a system which combines both multiple receivers and a community repeater in a ...

In current analog trunking systems, Motorola provides a secure 12kb option. This option will give a ...

Often it is necessary to measure the response of audio channels in a communication system. Response ...

Examples of this would be Enhanced Private Call, Land to Mobile Interconnect, and Call Alert. ...

In Motorola Integrated Radio System (MIRS), there exist several variations of Group Call: Local, ...

The research into developing faster microproces- sors may pose a threat to encrypted communica- ...

This describes a layered security environment to support multiple encryption algorithms along with ...

Trunked radio system owners desire the ability to identify and address radios which have duplicate ...

Current trunking customer operation requires a radio or dispatch operator to manually provide ver- ...

This device provides an asynchronous data trans- mission of parallel data with an error suppression ...

High noises on pad chips appeared in transition time may cause a logic interfearence , Reducing the ...

A secure virtual private network session is often established with a user entering a personal ...

This paper describes the sequencer that was created to determine the transmission order of data ...

In current Astro Simulcast Systems, the Launch Time Offset is a static configurable parameter ...

A phase shifting mask type checking approach, PSMlint, is described. The approach can be integrated ...

The requirement to stay connected to the best control channel during idle periods (called "reselec- ...

A problem with communication systems that have telephone interconnect capability, such as a ...

There have always been performance and man- ufacturing trade offs with RF power amplifier mod- ...

Die cost economics require high-density mem- ories to utilize array redundancy, which invokes the ...

We will assume the twin wells, isolation, punchthrough and Vt adjustments, gate oxide growth have ...

Electrochemical capacitors represent a new tech- nology providing higher specific capacitance than ...

With increased energy requirements in portable radios and other battery powered equipment, users ...

Flexible electronic circuits are a light-weight, cost effective alternative to circuit boards, ...

Minimizing cost and improving quality perform- ance are among the goals of any Charger Design. ...

In today's two-way hand-held portable radio mar- ket, radio size and duty cycle are feature ...

Consumers have expressed a need to limit unauthorized access to their radios. Reasons for this ...

Modems used in consumer grade electronics need a signal to alert the user that the temperature ...

In many situations, an audible alert from a port- able device is undesirable. In high noise ...

In many situations, an audible alert from a port- able device is undesirable. In high noise ...

Numerous Power life test trays were manufac- tured using a standard TO-220 sockets for insertion ...

Existing SF1 lift blades run on SS bearing guide wheels. The blades run through the wheels and then ...

The feed stock used for a conventional recharging process in Czochralski (Cz) silicon crystal ...

Within a computer network, access to the sys- tem is typically gained through a login method. This ...

There is a market need for a nation wide cover- age, li~lly integrated portable communications ...

It is common practice to switch the gain of a receiver to improve performance of a receiver when ...

One very effective way to produce high efficiency The new heat sink design obtains greater resist- ...

Modern bipolar integrated circuits have demand- ing junction profile requirements. Device designs ...

The invention presented herein was designed to tion is the allowance of accurately place wafer cas- ...

Low threshold voltage power transistor becomes increasingly important as more and more systems ...

The paper discloses a molding material of one or more layers which has a discontinuous resin layer ...

Existing data systems employing sofi decision decoding are subject to short RF noise bursts that ...

The algorithm provides an improved method of Answer Supervision and Disconnect Supervision (forced ...

Recently the FCC has allocated two frequency bands for PCS usage. The first band will transmit from ...

The transceiver performance of personal com- munications devices with integral antenna must be ...

When a SmartZone remote site goes into Site Trunking or Site Failsoft, all the radios at that site ...

On today's Trunked SmartZone system, it takes a long time (at least 2 seconds) for a radio ...

III-V compound semiconductor integrated cir- cuits being fabricated today are at a competitive dis- ...

In piezoresistive pressure sensors, control ofpres- sure sensitivity has posed a tough technical ...

One of the major problems with using a Rapid Thermal Annealer (RTA) in a manufacturing area is the ...

Present Tilt and movement sensors are used in a wide variety of applications. From Military uses, ...

This invention provides scan controllability with- out affecting timing critical signals being used ...

The Motorola Modular Family (MMF) is currently composed of two groups of products; the MC68HCl6 ...

Disclosed is a method for hillock-mediated wafer bonding. Benefits include improved ease of ...

Disclosed is a method for the use of an autoclave for improved wafer bonding and increased ...

Disclosed is a method for wafer calibration performed in a stepper and coat/developer track linked ...

This paper discusses an improved method of indexing Ismecca tape reel feeders. The new method ...

A method of detecting organic inhibitor coat- ings (Entek, Protecto, Schercoat) on printed circuit ...

Manufacturers of electrical products are pressed by their markets for ever lower cost while ...

In our case the problem was that during two- tone testing of our amplifiers (this is one way to ...

A traditional database table may look like: Dynamic Database Tables build off of relational ...

Figure 1 shows a pager with the lanyard (chain/ person wearing the pager in the event of an acci- ...

Low or zero insertion force (LIF; ZIF) flex con- nectors are a very popular choice for ...

Solder joint failure is a potential hazard for all surface mount assemblies. Thermal fatigue and ...

Standard silicone rubber tool manufacturing prac- tices typically require two days for the ...

This article describes two new techniques that can be used to reduce the overall width of PLA ...

When designing a real-time system, it is beneh- cial to verify and characterize the system's ...

Setting of controls or pressing buttons of a radio To illustrate the performance and action, Figure ...

CIRCUIT DESCRIPTION This publication introduces a new Level Sensi- tive Scan Latch (LSSL) with ...

The common approach to the sizing and train- ing of Back Propagation neural networks is some- what ...

DESCRIPTION OF SOLUTION Under certain situations the ringer on a Phone operating constitutes a ...

This publication describes a circuit for correcting single-bit errors, detecting both single- and ...

When a wide area call is placed in a Wide Area system, such as a SmartZone system, ifa non-critical ...

This publication describes an solution to the prob ring simultaneously with a synchronous transmit ...

A positive and simple method of both mechani- cal and electrical testing by skilled workers was ...

Real time systems often need to implement state machines in software. Existing implementation meth- ...

Many Land Mobile Radio users (i.e., swat teams, key nuclear reactor personnel, etc.) are involved ...

Range and efficiency are important measures of radio data system performance. Normally, range is ...

Digital radio systems employ vocoders to reduce the total number of bits needed to transport the ...

A major feature of a communication system is the ability to provide communication amongst com- ...

This document specifies XML (Extensible Markup Language) digital signature processing rules and ...

As today's trunked systems continue to grow, and A typical wide area communications system, such ...

Many Land Mobile Radio users have a need to scan for the activity of specific users as well as ...

Widespread use of networked computers in the workplace creates economic incentives for integra- ...

Messages received by a pager can be saved to a additional magnetic strip or tape, or an additional ...

The Motorola Modular Family (MMF) is currently composed of two groups of products; the MC68HC16 ...

The PCMCIA (Personal Computer Memory Card International) card has become a popular periph- eral for ...

Both gripper and syringe could be mounted on a computer controlled micromotion system that would be ...

Rfswitches often consist of PIN-diodes which are in a high impedance state while high rfpower is ...

Electronic RF switches, such as PIN diode or GaAs FET switches are essentially non linear devices. ...

A simple arrangement is proposed, to allow a dispatch to obtain automatic vehicle location on a ...

Vehicles use small air-core gauges as oil-, temperature-, or fuel-gauges. Typically, these auto- ...

In any communication environment, the linearity of the receiver is paramount to the minimization of ...

This document describes power-balancing function used in WCDMA and makes recommendations on ...

Robots for placing through hole odd parts is a specialist art and technology. There are many varia- ...

A mobile radio's front panel is typically asym- metrical with MIC connection, volume and mode ...

Current Trunking does not allow for communi- cations in Direct Mode. Users cannot communicate to ...

System specifications for digital cordless tele- phones require that some form of transmitter burst ...

A new package design methodology for high pincount printed circuit board based QFP packages has ...

This paper describes a novel method of Silicon wafer thinning and etching round or non orthogo- nal ...

As pagers continue to shrink in size, it is impor- tant to get the maximum functionality from every ...

The way software routine would work, is that the user sends a page with a certain data pattern to ...

Certain emergency-care pager markets would benefit from having a hour/minute/second timer that can ...

By its nature, the purchasing of limited seri- graphs, original fine art or mass-produced poster ...

With the emergence of the electric car, it will become very dihicult to accurately predict when the ...

The following describes a new method of han- dling an interconnect call in a MIRS system when a ...

This document specifies a set of methods, headers, and resource types that define the WebDAV (Web ...

To set realistic target ranges is the success guarantee of running a profitable vehicle program. ...

The present invention measures the length and speed of liquid slugs propagating along a pipeline ...

A very common problem in modern VLSI cir- cuits is false latching due to glitches in the enable ...

New generation Motorola Alpha-numeric prod- ucts will support a message scrolling display mode ...

When sending alphanumeric data with DTMF tone is lost from the sequence, the receiver will get ...

A very common problem encountered with port- able communication devices is waterproofing of the ...

The problem of sending alphanumeric messages to the paging terminal is a long-standing problem in ...

There is presently a need from Motorola's cus- tomers for a vibration alert feature for the Wrist ...

The "PAGER READY T.VI' provides the capa- bility to both retrieve and send either alphanumeric ...

This Backup Cell Status Update System informs the user of the status of the primary and backup ...

Typical pager designs include battery door locks which are molded from hard thermoplastic materi- ...

The purpose of this publication is to describe a signal conditioning which improves the duty cycle ...

As shown in the figure, the power control of an The new technology ensures that the user ofthe RF ...

Currently, in a wide area, non-simulcast, multi- transmitter, conventional voting system, the only ...

Disclosed is a method for a compliant ball grid array (BGA) perimeter gasket to reduce mechanical ...

Disclosed is a method for a universal, detachable, and reusable in-circuit test (ICT) fixture gate ...

Disclosed is a Method for a standardized mechanical keying universal socket. Benefits include ...

Disclosed is a method for measuring the differential impedance of many sets of differentially ...

Disclosed is a method for a process carrier spring that provides two-point contact on the substrate ...

Disclosed is a method for a universal graphical test program flow viewer that is comprised of a set ...

Disclosed is a method for improved test program management and processing using a generic database ...

Disclosed is a method for a bumpless build-up layer (BBUL) package with two-sided heat removal. ...

Disclosed is a method that uses dielectric films and picture frame plastic to temporarily join core ...

Disclosed is a method for a pressurized solder paste dispense alternative wafer bump process. ...

Disclosed is a method for a burn-in socket (BIS) with a heat spreader and spring. Benefits include ...

Disclosed is a method for failure analysis case sharing using a remotely operated robotic handler. ...

Disclosed is a method for split locks. Benefits include improved performance.

Disclosed is a method for a discrete network application program interface (API) model with ...

Disclosed is a method for a multi-prong solder paddle contact design for an electronic socket. ...

This paper describes a new polysilicon doping process. The equipment is a standard atmospheric ...

This structure provides external and indirect illu- mination in a spatially restrictive ...

The wafer thinning process requires the front side of each wafer to be submerged in wax, wherein, ...

A novel approach to integrate MonoSolicon Capacitor (MSC) and Double Poly Capacitor (DPC) processes ...

Power supply noise is a significant problem in large, synchronous, CMOS integrated circuits (e.g., ...

Since any radio can initiate any call at any time, it's possible that many radios may require RF ...

Existing logging recorders require manual inter- vention to reconstruct conversations; they just ...

The TPU is a Time Processing Unit, which is executing micro-instructions, by its micro-engine ...

High values of resistance may be obtained by using a FET N+ (contact) implant in an ungated FET ...

We propose a new programming mechanism for non-volatile devices using the resonant tunneling ...

This publication describes a circuit for correcting single-bit errors, detecting both single- and ...

Enhancing the quality of Motorola pagers with plished by modifying the display software. The mod- ...

This memo specifies Microsoft's Windows 2000 Kerberos change password and set password protocols. ...

I fully support the requirement for machine-readable protocol documents. In my situation, the ...

The present invention is a lidded vessel containing bacteria on an organic or inorganic matrix, for ...

In addition to the continuation arrow on the pag- ture to all pagers capable of many screens of ...

The combining ofthe chamber injector port and the oxygen inlet tube in a Horizontal Hotwall Pyro- ...

The length of the reaction chamber relative to the heating element is critical to maximize film ...

Bit stuffing is used in asynchronous serial pro- atier each n (e.g., 5) bits of the same value in ...

A wireless communication technology is always subscriber unit into VOX mode addresses several faced ...

This article addresses the management of radio turnarounds in a TDMA/TDD data system where the ...

The most common data services today are PSTN modem for Fax and general data transfer services. The ...

Scan is a feature in the subscriber units which gives the user the ability to transparently monitor ...

The Clip Cover, shown in the figure below, pro- vides a means of personalizing or displaying ...

The standard way to serialize waters in the fab- rication process is to laser scribe the characters ...

DTMF tone detection is an essential technique in telephone applications, such as voice mail, auto- ...

Transfer molding technology, especially in the semiconductor field, has advanced dramatically in ...

This is to announce the set of Telnet Options defined in Request For Comments 651 through 658 (NIC ...

We will be changing the Network address of MIT-Multics from 6 to 44 (decimal) on Monday, December ...

Attached are the Hosts traffic statistics for the month of August 1973.

The UCLA Campus Computing Network (CCN) node intends to provide Network access to its ...

It is our contention that, if computer graphics is to be widely useful, the graphics terminals ...

This report describes an operational system for communicating textual display information between ...

The Graphics Loader on the Project MAC Dynamic Modeling/Computer Graphics PDP-10 is for use with ...

The attached discussion is an extension of RFC 137, NIC #6717, and is presented to provide useful ...

This is a request for comment and is being distributed in advance of the Atlantic City meetings ...

I would like to propose the following conventions to replace the ones proposed in RFC #110. The ...

In NWG/RFC #80 we mentioned the needs for data reconfiguration along with a complier/executor ...