Borehole influx detector and method
With this and other objects in view, the present invention contemplates a borehole influx detector incorporated in a housing arranged for coupling a drill string. The detector measures parameters of t... Read More
Inventors: Murphy, Richard D.; Coope, Daniel F.;, Assignee: NL Industries, Inc. (New York, NY) |
Well plug quality testing
I claim: 1. A method of determining the presence of a contaminant in a fluid cement slurry located at a predetermined position within a borehole, wherein said slurry when pure has a specific density a... Read More
Inventors: Sah, Ramesh;, Assignee: |
Direct-heated flow measuring apparatus
It is an object of the present invention to provide a strong direct-heated flow measuring apparatus and manufacturing method for the same. According to the present invention, there is provided a direc... Read More
Inventors: Ohta, Minoru; Miura, Kazuhiko; Onoda, Michitoshi; Iwasaki, Yukio; Hattori, Tadashi;, Assignee: Nippon Soken, Inc. (Nishio, JP) |
Method of and apparatus for detecting minimum bit number of received data
In view of the drawbacks of such prior techniques, it is an object of the present invention to provide a method of and an apparatus for detecting a minimum bit number from the received data which can ... Read More
Inventors: Sawaya, Hajime; Fukuda, Yoshinobu; Sato, Hiroyuki;, Assignee: Ando Electric Co., Ltd. (Tokyo, JP) |
Signal transmission system and method of operation
Accordingly, a need has arisen for a signal transmission system and method which substantially eliminates problems and disadvantages associated with prior solutions. In accordance with the teachings o... Read More
Inventors: Mahant-Shetti, Shivaling S.; Landers, Robert J.;, Assignee: Texas Instruments Incorporated (Dallas, TX) |
Intrusion alarm cable supervision system
OF THE INVENTION An intrusion alarm system employing a cable supervision system according to the invention is shown in diagrammatic form in FIG. 1. A control unit 10 is connected to a multiconductor ... Read More
Inventors: Galvin, Aaron A.; Edson, James B.; Bean, James O. C.;, Assignee: American District Telegraph Company (New York, NY) |
Measuring arrangement having a plurality of measuring points connected to one another by means of a cable
What is claimed is: 1. In an arrangement for measuring variable ambient physical parameters having a plurality of measuring stations connected by means of a multiwire cable to one another and to a rem... Read More
Inventors: Chaborski, Hoiko; Mehnert, Walter;, Assignee: MITEC Moderne Industrietechnik GmbH (Ottobrunn, DE) |
Apparatus for 3B-2T code conversion
An object of the present invention is to provide a 3B-2T code which is suitable for high density recording and which overcomes the above-noted drawbacks of the prior art. An apparatus for 3B-2T code c... Read More
Inventors: Iketani, Akira;, Assignee: Matsushita Electric Industrial Co., Ltd. (Kadoma, JP) |
Reference voltage generating circuit, and A/D and D/A converters using the same
An object of the present invention is to provide a reference voltage generating circuit having a low output impedance. Another object of the present invention is to provide a reference voltage generat... Read More
Inventors: Hosotani, Shiro; Miki, Takahiro;, Assignee: Mitsubishi Denki Kabushiki Kaisha (Tokyo, JP) |
Digital composite tone alerting
It is desirable for various reasons to provide tone alerting that is more diverse and not restricted to two-tone combinations of five fixed tones. For one thing, it is then possible to provide tone al... Read More
Inventors: Quesnel, Guy; Lynch, David;, Assignee: Northern Telecom Limited (Quebec, CA) |
Delay and optimum amplitude equalizers for a readback circuit
The above mentioned limitations of equalizer circuits, made in accordance with the forced amplitude spectrum output shaping, are overcome by the provision of a new and improved readback circuit. This ... Read More
Inventors: Huber, William D.;, Assignee: Sperry Corporation (New York, NY) |
Frequency converter
An object of the present invention is to provide a frequency converter which can control the signal level at an optimum value suitable for both the C/N characteristic and the signal distortion charact... Read More
Inventors: Shibata, Fumiaki; Matsutake, Masayuki;, Assignee: Kabushiki Kaisha Toshiba (Kanagawa, JP) |
Readback pulse compensator
These and other objects which will appear are achieved in accordance with the present invention by introducing, at a carefully selected stage in the path of the signals derived from the recording medi... Read More
Inventors: Eibner, Jules A.;, Assignee: Sperry Corporation (New York, NY) |
Emission tomography carousel system and method
The present invention is directed to an emission tomography carousel system and method and comprises and uses a stationary scintillation detector, sometimes called a gamma camera) and a very accuratel... Read More
Inventors: DiGiovanna, Leonard D.; Panetta, Patrick F.;, Assignee: A.T.F. Consolidated, Inc. (Deer Park, NY) |
Data transmission/reception systems for electro-hydraulic control systems
I claim: 1. An electro-hydraulic control system comprising control units associated with roof supports, said control units serving to actuate electro-magnetic valves and being arranged in groups with ... Read More
Inventors: Konig, Johannes;, Assignee: Gewerkschaft Eisenhutte Westfalia GmbH (DE) |
Radio transmitter/receiver
OF THE PREFERRED EMBODIMENTS An example of the present invention will now be described with reference to the sole FIG. 1 which is a block diagram of part of a radio transmitter/receiver. With referen... Read More
Inventors: Tolson, Nigel James;, Assignee: NEC Corporation (Tokyo, JP) |
Reverse power control device and method for reducing interference between terminals
Accordingly, an object of the present invention is to provide a method for allowing a base station to control transmission power of terminals. The base station determines the number of the terminals r... Read More
Inventors: Park, Su-Won;, Assignee: Samsung Electronics Co., Ltd. (KR) |
Optical color-separation system for use in a color television camera
In view of the above defects, the primary object of this invention is to provide an improved optical color-separation system for use in a color television camera in which system an even amount of bias... Read More
Inventors: Ando, Kunio; Yamauchi, Toshiro; Toyama, Seiji; Kakizawa, Haruo;, Assignee: Fuji Photo Optical Co., Ltd. (Omiya, JA) |
Multiple site, differential displacement, surface contacting assembly
What is claimed is: 1. A multiple site surface contacting assembly comprising in combination: a mount, a plurality of groups of surface impinging contactors; means mounting said groups for movement th... Read More
Inventors: Faure, Louis Henry; Johnston, Jr., Howard Thomas; Townsend, Dana Roberts;, Assignee: International Business Machines Corporation (Armonk, NY) |
Multi-purpose telephone holder apparatus
OF THE INVENTION Referring to FIG. 1, there is shown a tray member 10. As will be explained, the tray member is utilized as a main component of the assembly and allows the consumer to emplace the tel... Read More
Inventors: MacKenzie, William G.;, Assignee: International Telephone and Telegraph Corporation (New York, NY) |
Support for a one-piece telephone
According to the present invention, there is provided a support for a one-piece telephone, comprising a base plate of generally rectangular form having means for receiving and supporting a part of a o... Read More
Inventors: Offredi, Giovanni;, Assignee: Gnecchi and Company S.p.A. (Milan, IT) |
Adapter for protective mask for a helmet
I claim: 1. An adapter in combination with a fastening strap and a protective mask for a helmet consisting of a rigid V-shaped angle piece, one end of which has a slit for securing the fastening strap... Read More
Inventors: Bolle , Maurice;, Assignee: Establissements Bolle (Oyonnax, FR) |
Retransmission control method and the apparatus
An object of the present invention is to provide an effective retransmission control method and an apparatus performing effective retransmission control. The above object is achieved by a retransmissi... Read More
Inventors: Ikeda, Takehiro; Okajima, Ichiro; Umeda, Narumi;, Assignee: NTT DoCoMo, Inc. (Tokyo, JP) |
Electronic component operating with acoustic waves
I claim: 1. An electronic component operating with acoustic waves, comprising: a substrate; at least one electromechanical transducer carried on said substrate; at least one finger structure carried o... Read More
Inventors: Riha, Gerd;, Assignee: Siemens Aktiengesellschaft (Berlin & Munich, DE) |
Doppler radar clutter spike rejector
What is claimed is: 1. A doppler radar system for processing the received signal from a radar receiver to detect moving targets and suppressing clutter, said clutter being radar echo signals from stat... Read More
Inventors: Long, Maurice W.;, Assignee: |
System and method for transmitting information signals
What is claimed is: 1. A method for communicating information comprising the steps of: a. encoding information to be communicated, b. generating a first signal which includes said encoded information;... Read More
Inventors: Proctor, Jr., James Arthur; Otto, James Carl;, Assignee: Harris Corporation (Melbourne, FL) |
Signal acquisition using data bit information
Techniques are provided for aiding in acquiring a signal using the data bit information that is associated with each signal source. One aspect of the invention is to use the data bit information that ... Read More
Inventors: Sahai, Anant; Mann, Wallace; Chou, Andrew; Roy, Benjamin Van;, Assignee: Enuvis, Inc. (South San Francisco, CA) |
Method and apparatus for determining the optimal number of analog and digital radios in a dual-mode wireless network
The present invention meets the needs described above by providing a method and apparatus for optimizing the number of analog and digital radios in a dual-mode wireless telecommunication system. The m... Read More
Inventors: Austin, Mark David;, Assignee: Bellsouth Intellectual Property Management Corporation (Atlanta, GA) |
Cellular telephone system that uses position of a mobile unit to make call management decisions
OF THE PREFERRED EMBODIMENT OF THE INVENTION Shown in FIGS. 6, 7 and 7A is a cellular system 20 embodying the present invention. The cellular system 20 uses positional data associated with the mobile... Read More
Inventors: Dennison, Everett; Nass, Edwin L.; Duffy, Timothy J.; Pauley, Gregory T.; Jones, Scott L.; Shale, Deborah J.;, Assignee: Sycord Limited Partnership (Zephyr Cove, NV) |
Method and apparatus for determining a location of a communication unit in a wireless communication system
We claim: 1. A method for locating a mobile communication unit in a communication system, the method comprising the steps of: receiving, at a first base site and at least a second base site, an inform... Read More
Inventors: Oros, Nicholas C.; Jasper, Steven C.; Birchler, Mark A.;, Assignee: Motorola, Inc. (Schaumburg, IL) |
Cell Phones 
