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| Patent # | Description |
|---|---|
| US-4,672,688 |
Flexible container with internal filling chute The present specification relates to flexible containers having an aperture through which the container is filled or dispensed, the container having a flexible... |
| US-4,672,687 |
Polarity switch for satellite television receiver An improved polarity switch for connection between a dual antenna system and a satellite television reception system has a first embodiment which utilizes a pin... |
| US-4,672,686 |
High frequency antenna tuning device The invention relates to a high frequency antenna tuning device. The antenna is connected to a power transmitter, which periodically supplies power signals at... |
| US-4,672,685 |
Dual band antenna having separate matched inputs for each band This dual input antenna system has a first input which provides an impedance match over a first range of frequencies and a second input which provides an... |
| US-4,672,684 |
Thermoplastic bag A thermoplastic shipping bag having a thermoplastic inner ply comprising a mesh which permits the packaging of finely powdered materials without releasing... |
| US-4,672,683 |
Image retrieval and registration system A visual information retrieval and registration system including a memory device for storing schematic images and data images, and a display device for... |
| US-4,672,682 |
Slice level deciding circuit A slice level deciding circuit includes a slice level generator for generating a variable slice level and a comparator for comparing a slice level generated from... |
| US-4,672,681 |
Mail imaging method and apparatus A method and apparatus for the automatic adaptation of mailing formats of different sizes to be scanned opto-electrically, to a given image reproduction format,... |
| US-4,672,680 |
Raster image manipulator A raster image manipulator includes source and destination image data stores respectively 1024.times.1024 and 512.times.512 pixels in extent. A clock and counter... |
| US-4,672,679 |
Context redundancy text compression A generalized method and apparatus for compression and decompression of textual information. Compression is performed by reading in succession each character and... |
| US-4,672,678 |
Pattern recognition apparatus A pattern recognition apparatus includes an image input device for inputting an object pattern, an analog-digital converter for converting an analog image signal... |
| US-4,672,677 |
Character and figure processing apparatus A character and figure processing apparatus comprises a coordinates input tablet having a handwriting input area for receiving a handwritten character input and... |
| US-4,672,676 |
Method and apparatus for automatically aligning an object with respect
to a reference pattern A method and apparatus for aligning a ceramic substrate provided with two small alignment crosses formed at the same time as the metallic pattern and located on... |
| US-4,672,675 |
Multiple speaker loudspeaker with conductive bridge A multiple speaker loudspeaker of the type comprising a larger speaker including a larger frame and at least one smaller speaker including a smaller speaker... |
| US-4,672,674 |
Communications systems A noise cancelling system comprises two conventional noise cancelling microphones (1,2) spaced apart by a distance of one of up to 10 cms with use of the... |
| US-4,672,673 |
Artificial larynx The present invention provides a completely self-contained intraoral larynx comprising a power source, tongue activated controls, power saving signal generation... |
| US-4,672,672 |
Miniature hearing aid The housing is essentially spherically shaped, formed with a flattened end wall (14), through which a sound receiving opening (42) extends in axial direction,... |
| US-4,672,671 |
Audio frequency signal preamplifier for providing controlled output
signals A preamplifier adapted to receive audio frequency electrical signals generated by a musical instrument for providing controlled output signals therefrom having... |
| US-4,672,670 |
Apparatus and methods for coding, decoding, analyzing and synthesizing a
signal In an ADPCM (Adaptive Differential PCM) system, in which the signal is commonly coded in C.sub.i, Q.sub.n, and .sigma. parameters, a lower sampling rate which... |
| US-4,672,669 |
Voice activity detection process and means for implementing said process Speech signal presence is detected in a VAD (Voice Activity Detector) in two steps: (1) Signal energy above a threshold decides presence, below threshold decides... |
| US-4,672,668 |
Method and apparatus for registering standard pattern for speech
recognition In order to produce and store a pattern of reference words for use in a speaker-dependent speech recognition system, the system prompts the operator of the... |
| US-4,672,667 |
Method for signal processing A method and apparatus for processing a signal to extract selected information therefrom is provided. According to the method, an input signal is converted into... |
| US-4,672,666 |
Telephone handset for a telephone set A telephone hanset is made with two elongate molded parts, a back part and a front part. The back part is arcuate in side view and is substantially rigid. The... |
| US-4,672,665 |
Echo canceller An echo canceller includes means for reducing correlation in a receiving side input signal based on a linear prediction model by regarding the receiving side... |
| US-4,672,664 |
Telephone line monitor amplifier A transistorized current amplifier based on a cascode stage feeding into a composite transistorized output stage. The amplifier employs a constant current... |
| US-4,672,663 |
Telephone handset detector An electronic telephone handset detector, for generating an output signal to an external controller indicative of a telephone handset being connected to or... |
| US-4,672,662 |
Switching system and method for network having a plurality of terminal
control equipment units A switching system for a network having terminal control equipment units connected to a network termination unit, in which terminal control equipment units of... |
| US-4,672,661 |
Credit card telephone station A credit card telephone station adapted to permit the initiation of telephone calls in response to the movement of a credit card having a stripe of magnetic... |
| US-4,672,660 |
Method and system for identifying telephone callers An apparatus is disclosed for identifying who is placing a call to a telephone prior to answering. The apparatus, which is preferably located at the telephone... |
| US-4,672,659 |
Single tape automatic telephone answering machine An automatic microcomputer controlled telephone answering machine which uses a single magnetic tape for both the outgoing message (OGM) and the incoming messages... |
| US-4,672,658 |
Spread spectrum wireless PBX The present invention relates to a wireless PBX network wherein direct sequence spread spectrum multiple access is used for voice and data communications to... |
| US-4,672,657 |
Multichannel telephone system A multi-channel RF telephone system that utilizes a dedicated channel status monitor to develop a list of available communications channels, and a common channel... |
| US-4,672,656 |
Method for establishing a radio connection A method for establishing a radio connection between a stationary subscriber terminal connected to a telephone system and a selected mobile subscriber terminal... |
| US-4,672,655 |
Method for establishing a connection with a mobile subscriber and system
for implementing the method To establish a connection between a stationary subscriber connected to a telephone system and a mobile subscriber, call signals are transmitted via a call... |
| US-4,672,654 |
PBX security system for monitoring security guard tours A security system arrangement utilizing a standard PBX for monitoring a plurality of concurrently administrable guard tours. A control processor of the PBX... |
| US-4,672,653 |
Remote security system The invention concerns a remote security and operating system. A user can dial remote systems for spot checks of system sensors, or different systems can dial... |
| US-4,672,652 |
Radiodiagnostic apparatus with semitransparent diaphragm The invention relates to a radiodiagnostic apparatus with an x-ray tube, a diaphragm which is semitransparent at least areawise and which clears a slit variable... |
| US-4,672,651 |
Method of and apparatus for reconstructing shape of interested part of
object through irradiation with X-rays An object is irradiated with respective cone-beam like X-rays from first and second directions. For each of the first and second directions are produced mask and... |
| US-4,672,650 |
Tomographic testing apparatus The tomographic testing apparatus employs two data collection modes. One of these modes is a reference data collection mode in which almost all of the prescribed... |
| US-4,672,649 |
Three dimensional scanned projection radiography using high speed
computed tomographic scanning system A stereoscopic or three dimensional radiograph or a continuously rotating three dimensional radiograph of a patient is obtained using a high speed CT scanning... |
| US-4,672,648 |
Apparatus and method for radiation attenuation An off-focal radiation collimator is disclosed which includes a plurality of radiation absorbing elements supported in spaced relationship with respect to one... |
| US-4,672,647 |
Serial data transfer circuits for delayed output A power-saving serial data transfer circuit for outputting an inputted digital data signal through a plurality of serially connected shift register cells... |
| US-4,672,646 |
Direct-injection FIFO shift register A FIFO shift register (100) includes a parallel data in-port (PIN) to each of its cells (101-132) and a means for managing input to determine for each cell... |
| US-4,672,645 |
Charge transfer device having an improved read-out portion A charge coupled device that includes an output portion having a field effect transistor disposed in the potential well channel to provide a non-destructive... |
| US-4,672,644 |
Compensator for charge transfer inefficiency in charge coupled devices A technique for compensating for charge transfer inefficiency in charge coupled devices. A convolver output is summed concurrently with a previous convolver... |
| US-4,672,643 |
Serial pulse frequency converter A serial pulse frequency converter is disclosed of the type which counts high frequency clock pulses between input pulses, multiplies each successive count by... |
| US-4,672,642 |
Circuit for generating a clock signal at an AC line frequency A periodic signal, at the frequency of the AC mains supply voltage, contains signal pulses, each having a duration that is substantially shorter than half the... |
| US-4,672,641 |
Surface acoustic wave device for data rate reduction A surface acoustic wave (SAW) device, and corresponding method, for expanding or contracting the time scale of an input signal that varies in time but is limited... |
| US-4,672,640 |
Radio receiver A radio pager for receiving FSK signals has optimally narrow gaussian bandpass filters (F1, F2) and a phase lock loop (11, 12, 13, 14) for preventing local... |
| US-4,672,639 |
Sampling clock pulse generator A sampling pulse generator receives a plurality of clock signals having the same frequency and phase differences. An additional signal, which may be a ... |
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