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| Number | Title | Issue Date |
| 5614032 | Terpene-based method for removing flux residues from electronic devices In a method for cleaning using terpene compositions, the generation of harmful precipitates is substantially eliminated or significantly reduced by adding a polar solvent, such as isopropyl alcohol, to the terpene composition. One to twenty percent of the... | 03/25/1997 |
| 5577230 | Apparatus and method for computer processing using an enhanced Harvard architecture utilizing dual memory buses and the arbitration for data/instruction fetch This arbitration unit includes a request controller and two bus controllers. The request controller monitors the instruction fetch or data requests and causes the two bus controllers to implement an instruction fetch or data transfer through one of the tw... | 11/19/1996 |
| 5577159 | Time-frequency interpolation with application to low rate speech coding A new method for high quality speech coding, Timing-Frequency Interpolation (TFI) which offers advantages over conventional CELP (code-excited linear predictive) algorithms for low rate coding. The method, provides a perceptually advantageous framework fo... | 11/19/1996 |
| 5570440 | Optical waveguiding component comprising a band-pass filter An optical filter is adapted for selectively transmitting electromagnetic radiation within a wavelength passband bounded by a pair of stop bands of relatively low transmissivity. The filter includes at least one Bragg grating formed in a waveguiding optic... | 10/29/1996 |
| 5570441 | Cylindrical fiber probes and methods of making them This invention involves a fiber probe device and a method of making it. The probe includes a relatively thick upper cylindrical portion, typically in the form of a solid fight circular cylinder, terminating in a tapered portion that terminates in a relati... | 10/29/1996 |
| 5568094 | Rf power amplifier with increased efficiency at low power An apparatus and method is provided that uses a simple voltage ratio technique to supply specific voltages to a voltage variable attenuator, and the gates of a GaAs RF power amplifier in order to control the efficiency of the amplifier. The output of the ... | 10/22/1996 |
| 5566014 | Tunable add/drop optical filter providing arbitrary channel arrangements A novel add/drop optical filter providing arbitrary channel arrangements between two input WDM signals and two output WDM signals is presented. The device consists of two WGR's connected by a plurality of 2×2 optical switches and 3 db coupling devices in... | 10/15/1996 |
| 5563732 | Laser pumping of erbium amplifier Stability of a pump laser for activating an erbium amplifier is enhanced by a grating which results in laser operation in the coherence collapse regime.... | 10/08/1996 |
| 5562479 | Connector for unshielded twisted wire pair cables Disclosed is an electrical connector. A first section of the connector includes a portion for mating with another connector, A second section of the connector includes conductors in an essentially side-by-side alignment to produce crosstalk having a polar... | 10/08/1996 |
| 5564082 | Diversity antenna for a wrist telephone A radiotelephone wrist device includes a case having a transceiver and a strap attached to the case for fastening the device to a user's wrist. The strap has a top layer and a bottom layer. The top layer is attached to the bottom layer by a pivot mechanis... | 10/08/1996 |
| 5561704 | Proximity based toll free communication services A caller in a mobile vehicle requiring service determines his location such as longitude and latitude and transmits his location and service requirements in numbers; by wireless mobile phone tone signals to a remote directory station containing a data bas... | 10/01/1996 |
| 5557690 | Method and system for locating objects with subpixel precision A method of locating an object which has a straight edge is disclosed. An illustrative embodiment of the invention orients the object's edge so that it is at an oblique angle to the axis of the coordinate system of the sampling plane of the input device s... | 09/17/1996 |
| 5555295 | Service and information management system for a telecommunications network A system for service control and operations for a telecommunications network. In particular, an architecture and method for a service control and operations element system. The system communicates with a plurality of interconnected telecommunications netw... | 09/10/1996 |
| 5552355 | Compensation of the temperature coefficient of the dielectric constant of barium strontium titanate A decrease in the temperature coefficient of the dielectric constant (TCK) for polycrystalline ceramics of Barium Strontium Titanate (BST) through admixture with tetragonal bronze type Barium Strontium Niobate (BSN) has been found. For Ba0.5 Sr... | 09/03/1996 |
| 5552962 | Interconnect and cross-connect equipment including jack panel Disclosed are interconnect and cross-connect equipment which permit easy cutover and restoration of telecommunications services. Coupled to plug-receiving jacks is a series of relays which are not activated until a button is depressed after the plugs are ... | 09/03/1996 |
| 5552503 | Photodefinable dielectric layers comprising poly(aromatic diacetylenes) Applicants have discovered an improved photodefined dielectric materials comprising poly(aromatic diacetylenes). The preferred poly(aromatic diacetylenes) are copolymers of aromatic diacetylenes. Specific examples are 1) a copolymer of 4,4'-diethynyldiphe... | 09/03/1996 |
| 5553129 | Method and apparatus for treating calls based on receipt of telecommunications carrier code indications A carrier of telecommunications traffic provides different call treatment when the carrier receives a code indicative of that carrier as opposed to when no code has been entered. For example, by entering the access code of the telecommunications carrier, ... | 09/03/1996 |
| 5552897 | Secure communication apparatus and method A communication apparatus (e.g., a fax apparatus) provides secure message transmission by sending messages having an unrestricted portion (e.g., a header) and a restricted portion (e.g., the body of the message). The unrestricted portion is always outputt... | 09/03/1996 |
| 5550912 | Connections between a toll network and multiple local networks An arrangement for routing toll calls to a predominant local exchange carrier (LEC) or to a competitive access provider (CAP). An egress switch of an interexchange (toll) carrier translates the called directory number office code to determine whether that... | 08/27/1996 |
| 5550551 | Position monitoring system and method A monitoring system and method, particularly applicable to vehicle monitoring, detects theft of a vehicle or other object and automatically transmits its current position to the proper authorities. For vehicle monitoring, a vehicle monitoring unit mounted... | 08/27/1996 |
| 5550834 | Method and apparatus for providing ISDN access ISDN access to a telecommunications network is provided to customers at different locations by sharing a D-channel controllers (DCC's) positioned within the network in close proximity to the ISDN-capable toll switches serving those customers. The customer... | 08/27/1996 |
| 5546442 | Method and apparatus for use in completing telephone calls We have recognized that in the prior art, to insure that there is at least some communication between the calling and called parties, when the called party is unavailable to take a call, the calling party may be connected to an alternate destination, e.g.... | 08/13/1996 |
| 5546420 | Methods of and devices for enhancing communications that use spread spectrum technology by using variable code techniques We have invented methods of and devices for introducing unequal error protection into spread spectrum communication systems. One embodiment of the invention addresses certain inefficiencies of the standard known as IS-95 used, for example, in some mobile ... | 08/13/1996 |
| 5546304 | Real-time administration-translation arrangement A translation database (23) is used to allow an administrator to use a foreign language to administer, in real time, a switching system (10) whose administration database (11) is constructed from forms, files, and other administration patterns expressed i... | 08/13/1996 |
| 5546210 | Multi-channel optical fiber communication system Wavelength Division Multiplexed channels in optical fiber communications systems have channel-to-channel frequency spacings which prevent substantial coincidence of 4-wave mixing products with channel carriers. As a consequence, system capacity is increas... | 08/13/1996 |
| 5546068 | Sense amplifier There is disclosed an integrated circuit including a sense amplifier. The sense amplifier is capable of encoding 2n levels of output characteristic into a bit pattern of n corresponding bits. The sense amplifier includes a non-zero detect circu... | 08/13/1996 |
| 5545916 | High Q integrated inductor An inductive structure for use in high frequency integrated circuits is provided. A conductive path forming the structure is arranged so extra conductive material is located at portions of the cross-section of the conductive path where current tends to fl... | 08/13/1996 |
| 5546485 | Repeater for soliton transmission system using sliding-frequency guiding filter A sliding-frequency guiding filter for use in the repeater of a soliton transmission system is disclosed. The filter is joined to the output of a soliton amplifier by a fusion splice and consists of a single mode fiber pigtail joined by a fusion splice to... | 08/13/1996 |
| 5544246 | Smartcard adapted for a plurality of service providers and for remote installation of same A smartcard that allows different Service Providers to coexist on the smartcard with none of the Service Providers, nor the owner of the smartcard, having access to the files created for, or by, each of the resident Service Providers. The operating system... | 08/06/1996 |
| 5544237 | Automatic conference initiation upon all telephones for the conference being idle Telephone terminals provide an initiate conference feature. In response to actuation of a button, as each telephone terminal is dialed, a logical link is set up between an initiating telephone terminal and the dialed telephone terminal. Once all the termi... | 08/06/1996 |
| 5544235 | Identification of called directory number at multiple directory number per line premises prior to ringing signal reception A telecommunication network having a switching system connected to a called station by a line that provides notification to a called party of information relating to an incoming call. This information generally consists of the called number, but may also ... | 08/06/1996 |
| 5544229 | System for providing personalized telephone calling features A common adjunct switch in association with a communications network provides a number of functionalities, one of which allows associated subscribers to customize the way in which they receive telephone calls and access enhanced services, such as a facsim... | 08/06/1996 |
| 5544160 | Terabit per second packet switch A physically realizable one terabit or more ATM packet switch that has a large number of input interfaces connected to a single stage switching fabric which is in turn connected to a number of output modules, generally according to the growable packet swi... | 08/06/1996 |
| 5543915 | Autofocusing system and method for positioning an interferometric fringe over a target in an image A two-phase autofocusing system (123,124) automatically and precisely positions an interferometric fringe (113') over a target (25') in an image (111a, 111b, 111c). The autofocusing system (123, 124) can be implemented in an automatic inspection system (9... | 08/06/1996 |
| 5543853 | Encoder/decoder buffer control for variable bit-rate channel Encoder/decoder buffer overflow and underflow encountered when employing actually variable or effectively variable bit-rate channels for communicating encoded video images and corresponding audio signals are overcome by adjusting the parameters of a video... | 08/06/1996 |
| 5544236 | Access to unsubscribed features An automated method and apparatus in a telecommunications network for granting, on demand, changes in the custom feature services available for use at the port. The caller is connected to a feature processor which interactively determines, through prompts... | 08/06/1996 |
| 5541874 | Semiconductor-integrated-circuit SRAM-cell array with single-ended current-sensing Each memory cell in an SRAM array contains an auxiliary reading transistor connected across one of the transistors in each cell. A row read line controls the ON-OFF condition of this auxiliary reading transistor. In addition, each cell has two access tran... | 07/30/1996 |
| 5541836 | Word disambiguation apparatus and methods Apparatus and methods for determining whether a word/sense pair is proper for a context. Wide contexts (100 words) are employed for both training and testing, and testing is done by adding the weights of vocabulary words from the context. The weights are ... | 07/30/1996 |
| 5541828 | Multiple output converter with continuous power transfer to an output and with multiple output regulation A DC-DC converter, having multiple outputs, efficiently utilizes its power transformer to provide continuous power output to the outputs except during transitions of the power switches. Energy flow is continuous to one or more outputs during conduction of... | 07/30/1996 |
| 5541766 | Gain control for optically amplified systems A gain control arrangement for an optical amplifier for equalizing its amplification versus wavelength response at specific frequencies. A high loss attenuating fiber with reflective gratings to segregate undesired signals from wanted signals. Using eithe... | 07/30/1996 |
