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Wearable Device For Feeding and Observing Birds and Other Flying Animals
A device for feeding and observing flying animals comprising a hat, a support mounted on the hat and extending outward from the hat, and a feeder mounted on the support.
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| Number | Title | Issue Date |
| 4965782 | Off-track bit shift compensation apparatus Many of the data read errors encountered in an optical disk system are due to reading off track. These errors are the result of bit shift, which is the shifting of the data transition relative to the center of the detection timing window. This bit shift i... | 10/23/1990 |
| 4815856 | Method and apparatus for measuring the absolute thickness of dust defocus layers A method and apparatus for measuring the absolute thickness of dust defocus layers upon spinning optical disks utilizes a collimated, expanded beam of light from a helium-neon laser which is focused into a converging beam and directed towards the layer at... | 03/28/1989 |
| 4815064 | Differential track recording Apparatus and methods are disclosed for writing data on a track in an optical disk data storage device wherein the track is divided into two parts and binary one bits are written into one part of the data track while binary zero bits are written into the ... | 03/21/1989 |
| 4805162 | Fine and coarse servo system for access and tracking on an optical disk An optical disk servo system includes a coarse access and tracking system for optical head control and a fine access and tracking system for read/write beam control. Enlarged servo tracks are pre-recorded on the optical disk between bands of data track lo... | 02/14/1989 |
| 4791622 | Optical data format employing resynchronizable data sectors An optical disk drive system with which data may be permanently and correctly stored on removable media. The system includes a drive into which the media, a disk housed in a cartridge, may be removably inserted. The drive interfaces with a host CPU throug... | 12/13/1988 |
| 4755977 | Runout compensation for a coarse tracking servo system in an optical disk storage unit An optical disk storage unit has an access and tracking system with a microprocessor which stores a runout signal representing the eccentricity of the tracks and bands as a function of the rotation of the disk surface. The runout signal is summed with the... | 07/05/1988 |
| 4752922 | Optical disk recording and readout system having read, write and coarse light beams An optical system for writing and reading data from a rotating optical storage disk, comprising a first, second and third coherent light source, providing coarse seek, reading, and writing functions, the three writing sources sharing a plurality of optica... | 06/21/1988 |
| 4740941 | System for aligning sector marks with data in a disk storage system A system for aligning data with corresponding sector marks in an optical disk storage system. In an optical disk storage system, data is written into a number of concentric bands, each of which contains a servo track and a number of data tracks. Each band... | 04/26/1988 |
| 4734906 | Optical disk recording and readout system having read, write and coarse light beams A self contained, replaceable diode laser module for providing a fully collimated, de-astigmatized, and circular cross-sectioned beam. In the preferred embodiment a first compound spherical lens partially collimates the beam. An in-line combined cross-sec... | 03/29/1988 |
| 4706235 | Differential track recording Apparatus and methods are disclosed for writing data on a track in an optical disk data storage device wherein the track is divided into two parts and binary one bits are written into one part of the data track while binary zero bits are written into the ... | 11/10/1987 |
| 4688204 | Pulsed optical data detection system Disclosed is a data detection system and method for accurately detecting data transition marks recorded on a recording surface. A data transition pulse, generated by a data head as recorded data transition marks pass thereby, is presented to consecutive d... | 08/18/1987 |
| 4686662 | Subaperture coarse tracking optical system for optical data storage devices A subaperture optical system for preventing interference between light inadvertently reflected from the protective overcoat of an optical recording disk from disruptively interfering with light reflected from the active layer of the optical recording disk... | 08/11/1987 |
| 4677605 | Focus acquisition and maintenance for optical disk system Apparatus and methods are disclosed for acquiring and maintaining focus of a coherent light source used to read and write data in an optical disk data storage device. The system uses a conventional astigmatic focus system in conjunction with a signal proc... | 06/30/1987 |
| 4643538 | Combined beam cross-section correcting, collimating and de-astigmatizing optical system A combined collimating, cross-section correcting and de-astigmatizing lens system for providing laser beams which, are fully collimated, de-astigmatized, and have a circular cross-section of the proper diameter. In the preferred embodiment a first compoun... | 02/17/1987 |
| 4633391 | Extended index for digital information storage and retrieval device In extended for a digital information storage device comprised of a host having the capability of placing Key identifiers in the header of user data blocks to be recorded, a recording device having a random access memory said memory having an Index regist... | 12/30/1986 |
| 4633393 | Generic key for indexing and searching user data in a digital information storage and retrieval device A generic key, for allowing a data use to efficiently search a set of user data recorded in blocks in an efficient method using a multiplicity of user keys. As user data blocks are built up for recording, the unique identifiers are placed in the header of... | 12/30/1986 |
| 4633471 | Error detection and correction in an optical storage system A self-checking shared encoder/decoder circuit for use with a Reed-Solomon coding scheme of an optical disk storage system. The optical disk system includes a drive adapted to permanently store data on a removable platter. Prior to recording a data byte o... | 12/30/1986 |
| 4627038 | Optical disk storage unit having a servo system with different velocity inputs An optical disk storage unit has an improved access and tracking system in which a low speed velocity signal is derived from a differentiated position error signal. The output of the differentiator is applied to a blanking circuit which disconnects the st... | 12/02/1986 |
| 4621351 | Beam alignment system A beam alignment system and method for aligning a first radiation beam with respect to a second radiation beam as these beams share a desired optical path. Beam steering means, such as a galvonometer controlled mirror, steer the alignment of the first bea... | 11/04/1986 |
| 4618779 | System for parallel power supplies A system and method of connecting power supplies in parallel that provides desired voltage regulation at the load and current sharing between the power supplies. The power supplies are connected in parallel at the load. Each power supply also has a sense ... | 10/21/1986 |
| 4609105 | Information recording disk cartridge protective structure A protective cartridge assembly for protecting the sensitive recording surface of an information recording disk, said assembly being comprised of a cartridge housing having a pair of cartridge stand-offs attached to the inner upper surface of the cartridg... | 09/02/1986 |
| 4603363 | Stop mechanism using an elastomeric element A soft-stop mechanism for the carriage of a rotating disk storage system is presented. The mechanism consists of an assembly which is affixed to a nonmoving member of the storage system and a protruding pin on the moving carriage. The assembly has a hole ... | 07/29/1986 |
| 4587480 | Delay testing method for CMOS LSI and VLSI integrated circuits A CMOS LSI or VLSI integrated circuit chip includes a shift register circuit that provides internal delay testing capability. The shift register circuit is disposed around the periphery of the chip and includes a large number of serially connected stages.... | 05/06/1986 |
| 4585963 | Brushless direct current motor with inverted magnet clip A brushless direct current motor with the rotating magnet cup permanently attached to the spindle hub. After attachment, the combination spindle hub and magnet cup are affixed to the shaft and the resulting subassembly is dynamically balanced. The motor u... | 04/29/1986 |
| 4583213 | Air shroud for data storage disks An air shroud is disclosed for reducing vibration of the disk storage medium and controlling contamination in the environment above the disk in an optical disk data recording system. The shroud is placed over the rotating disk and pressurized air is force... | 04/15/1986 |
| 4580879 | In-line optical anamorphic beam expander/contractor An in-line anamorphic light beam expanding/contracting device utilizing two prisms and a planar mirror surface. The planar mirror surface reflectively directs the optical path of a light beam between the two prisms and the prisms provide light beam expans... | 04/08/1986 |
| 4578786 | Track pitch calibration system for use in optical storage devices A system and method for maintaining a prescribed track pitch in an optical storage system wherein a second radiation beam is aligned a desired distance from a first radiation beam, the first radiation beam being controllably steered to follow a previously... | 03/25/1986 |
| 4577301 | Track pitch calibration error reduction A system and method for optically measuring and maintaining track pitch in an optical storage system. A set of at least four calibration tracks, each having a prescribed track pitch or distance therebetween, are precisely placed on a record carrier of the... | 03/18/1986 |
| 4577307 | Optical disk magnetic load/unload mechanism An apparatus for clamping and unclamping an optical disk in an information storage and retrieval device having removabe media. The apparatus has rotating and a non-rotating disk support assemblies, the non-rotating disk support assembly being attached to ... | 03/18/1986 |
| 4572421 | Apparatus for feeding wire to a wire bonding mechanism An apparatus for supplying wire to a wire bonding mechanism is presented. Lengths of wire are fed to a low mass wire-loop reservoir while the bonding process is taking place. Wire is then supplied, at a high speed, from the wire-loop reservoir for the nex... | 02/25/1986 |
| 4571712 | Beam alignment signal processing A beam alignment signal processing system wherein a true beam position error signal is generated regardless of beam intensity. This beam position error signal is used within a beam alignment system that maintains a desired alignment between first and seco... | 02/18/1986 |
| 4571714 | Read beam position calibration A system and method for optically measuring and maintaining track pitch in an optical storage system. A set of at least four calibration tracks, each having a prescribed track pitch or distance therebetween, are precisely placed on a recording medium of t... | 02/18/1986 |
| 4569248 | Coupling arm for transmitting linear motion A coupling arm for coupling a driving mechanism to a mechanism to be driven is presented. The arm includes a length of suitable rigid material with flexure points selectively formed therein. The flexure points allow the coupling arm to transmit a linear m... | 02/11/1986 |
| 4561584 | Integrated circuit package removal An apparatus for removing lap soldered circuit packages from the module to which they are soldered is presented. The module is placed over the apparatus with the circuit package on the underneath side. A nozzle of the apparatus is raised so as to be cente... | 12/31/1985 |
| 4562577 | Shared encoder/decoder circuits for use with error correction codes of an optical disk system A shared encoder/decoder circuit for use with a Reed-Solomon coding scheme of an optical disk storage system. The optical disk system includes a drive adapted to permanently store data on a removable platter. Prior to recording a data byte on the platter,... | 12/31/1985 |
| 4556968 | Unconstrained removable protective cover for optical disk An unconstrained removable protective cover for optical disks. With this apparatus a transparent protective cover can be mounted to an optical information recording disk wherein the different thermal expansion coefficients of the disk and the protective c... | 12/03/1985 |
| 4553236 | System for detecting and correcting errors in a CMOS computer system An improved scannable latch circuit allows its output to be monitored during effectively 100% of the system clock cycle. The circuit further provides dual isolated outputs, one of which is used as a latch output and the other of which is used as a shift-r... | 11/12/1985 |
| 4545045 | Recording disk load and unload apparatus An automatic load/unload apparatus is disclosed for handling of workpieces that must be removed from protective cartridges prior to use. In particular, the workpiece to be handled is an optical disk adapted for use in an optical disk information storage d... | 10/01/1985 |
| 4545047 | Centering device for interchangeable disk A centering mechanism for centering the disk recording medium over the spindle of a rotating disk storage system is presented. The invention consists of a centerpiece in the disk having three or more fingers pointing in the direction of insertion and curv... | 10/01/1985 |
| 4542426 | Flexible hub for removable disk A flexible hub for a disk is described. The disk includes a relatively large center hole into which a flexible planar member is mounted or clamped. The size of the flexible member is slightly larger than the hole, thereby requiring that the flexible membe... | 09/17/1985 |
